Objective:
Set fields as default for new Bookings
Set fields as default for new Contacts
Set fields as default for new Events
Set fields as default for new Accounts
Set fields as default for new Groups
Procedure:
Select Settings from the left-hand sidebar
Select the Fields dropdown
Click on Custom Fields
Find the Field you wish to see on Booking/Event/Contact/Account/Group creation screen
Click the pencil edit icon on the field you wish to adjust
Check the box for Add View
Click Apply
Additional Information:
If you need help creating new Custom Fields - follow this link